Port operator DP World reports 'cybersecurity incident'

"Our teams are working diligently to contain the situation and determine the impact on our systems and data," DP World Australia said in a statement.

"To safeguard our employees, customers and our networks, we have restricted landside access to our Australian port operations while we continue our investigation.

"This is part of a comprehensive response which includes engaging with cybersecurity experts, actively investigating the incident and notifying the relevant authorities."